Find Deals on Flights from Belgium to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Belgium to Seattle

(Round-trip)
Depart: Thu Mar 30 2017 Return: Wed Apr 12 2017 Trip spans 14 days
British Airways
British Airways
BRU
3:20a
SEA
4:20p
13h 00m
1 stop
SEA
7:21a
BRU
1:40a
18h 19m
2 stops
Depart: Tue Dec 13 2016 Return: Mon Jan 9 2017 Trip spans 28 days
Delta
Delta
BRU
5:40a
SEA
4:00p
34h 20m
1 stop
SEA
8:25a
BRU
8:10p
11h 45m
1 stop
Depart: Tue Mar 14 2017 Return: Mon Apr 3 2017 Trip spans 21 days
Icelandair
Icelandair
BRU
8:50a
SEA
9:40p
12h 50m
1 stop
SEA
12:30p
BRU
11:45p
11h 15m
1 stop
Depart: Wed Mar 15 2017 Return: Mon Apr 3 2017 Trip spans 20 days
KLM
KLM
BRU
4:05a
SEA
4:23p
12h 18m
1 stop
SEA
9:45a
BRU
1:30a
15h 45m
1 stop
Depart: Sat May 27 2017 Return: Sun Jun 4 2017 Trip spans 9 days
Aer Lingus
Aer Lingus
BRU
6:05a
SEA
3:45p
57h 40m
2 stops
SEA
3:10p
BRU
8:25p
29h 15m
2 stops
Depart: Wed Dec 14 2016 Return: Mon Jan 9 2017 Trip spans 27 days
Delta
Delta
BRU
1:45a
SEA
4:00p
14h 15m
1 stop
SEA
8:25a
BRU
8:10p
11h 45m
1 stop
Depart: Mon Mar 20 2017 Return: Mon Apr 3 2017 Trip spans 15 days
KLM
KLM
BRU
5:50a
SEA
12:20a
18h 30m
1 stop
SEA
9:45a
BRU
9:10a
23h 25m
1 stop
Depart: Thu Dec 8 2016 Return: Wed Dec 14 2016 Trip spans 7 days
British Airways
British Airways
BRU
2:40a
SEA
8:15p
17h 35m
1 stop
SEA
1:30a
BRU
3:25a
25h 55m
2 stops
Depart: Thu Dec 15 2016 Return: Mon Jan 9 2017 Trip spans 26 days
Delta
Delta
BRU
1:55a
SEA
3:30p
13h 35m
1 stop
SEA
8:25a
BRU
8:10p
11h 45m
1 stop
Depart: Fri Apr 7 2017 Return: Sat Apr 22 2017 Trip spans 16 days
Icelandair
Icelandair
BRU
10:00a
SEA
10:45p
12h 45m
1 stop
SEA
12:30p
BRU
11:45p
11h 15m
1 stop
Depart: Fri Mar 17 2017 Return: Mon Apr 3 2017 Trip spans 18 days
KLM
KLM
BRU
4:05a
SEA
4:23p
12h 18m
1 stop
SEA
9:45a
BRU
4:45a
19h 00m
1 stop
Depart: Mon Jun 5 2017 Return: Tue Jun 20 2017 Trip spans 16 days
British Airways
British Airways
BRU
3:20p
SEA
10:05p
30h 45m
1 stop
SEA
7:21a
BRU
2:55a
19h 34m
2 stops
Depart: Mon Jan 30 2017 Return: Tue Feb 14 2017 Trip spans 16 days
Delta
Delta
BRU
2:45a
SEA
3:25p
12h 40m
1 stop
SEA
2:15a
BRU
3:45a
25h 30m
2 stops
Depart: Wed Jun 14 2017 Return: Thu Jun 29 2017 Trip spans 16 days
Icelandair
Icelandair
BRU
10:00a
SEA
4:15p
30h 15m
1 stop
SEA
12:30p
BRU
11:45p
11h 15m
1 stop
Depart: Sat Mar 18 2017 Return: Mon Apr 3 2017 Trip spans 17 days
KLM
KLM
BRU
2:35a
SEA
4:23p
13h 48m
1 stop
SEA
9:45a
BRU
4:45a
19h 00m
1 stop
Depart: Tue Jun 6 2017 Return: Tue Jun 20 2017 Trip spans 15 days
British Airways
British Airways
BRU
5:45a
SEA
10:05p
16h 20m
1 stop
SEA
7:21a
BRU
1:40a
18h 19m
2 stops
Depart: Tue Jan 31 2017 Return: Tue Feb 14 2017 Trip spans 15 days
Delta
Delta
BRU
2:45a
SEA
3:25p
12h 40m
1 stop
SEA
8:25a
BRU
3:45a
19h 20m
1 stop
Depart: Sat May 20 2017 Return: Sat Jun 10 2017 Trip spans 22 days
Icelandair
Icelandair
BRU
10:00a
SEA
10:45p
12h 45m
1 stop
SEA
5:15a
BRU
11:45p
18h 30m
1 stop
Depart: Sun Mar 19 2017 Return: Mon Apr 3 2017 Trip spans 16 days
KLM
KLM
BRU
5:50a
SEA
3:23a
21h 33m
1 stop
SEA
9:45a
BRU
9:10a
23h 25m
1 stop
Depart: Wed Jun 7 2017 Return: Tue Jun 20 2017 Trip spans 14 days
British Airways
British Airways
BRU
5:45a
SEA
12:53a
19h 08m
2 stops
SEA
3:54a
BRU
9:35p
17h 41m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Brussels
$664
Destination

Seattle
$664